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     40 
     41 /*
     42 //
     43 //  Purpose:
     44 //     Cryptography Primitive.
     45 //     Security Hash Standard
     46 //     Generalized Functionality
     47 //
     48 //  Contents:
     49 //        ippsHashDuplicate_rmf()
     50 //
     51 */
     52 
     53 #include "owndefs.h"
     54 #include "owncp.h"
     55 #include "pcphash_rmf.h"
     56 #include "pcptool.h"
     57 
     58 /*F*
     59 //    Name: ippsHashDuplicate_rmf
     60 //
     61 // Purpose: Clone Hash context.
     62 //
     63 // Returns:                Reason:
     64 //    ippStsNullPtrErr        pSrcState == NULL
     65 //                            pDstState == NULL
     66 //    ippStsContextMatchErr   pSrcState->idCtx != idCtxHash
     67 //                            pDstState->idCtx != idCtxHash
     68 //    ippStsNoErr             no errors
     69 //
     70 // Parameters:
     71 //    pSrcState  pointer to the source Hash context
     72 //    pDstState  pointer to the target Hash context
     73 //
     74 // Note:
     75 //    pDstState may to be uninitialized by ippsHashInit_rmf()
     76 //
     77 *F*/
     78 IPPFUN(IppStatus, ippsHashDuplicate_rmf,(const IppsHashState_rmf* pSrcState, IppsHashState_rmf* pDstState))
     79 {
     80    /* test state pointers */
     81    IPP_BAD_PTR2_RET(pSrcState, pDstState);
     82    pSrcState = (IppsHashState_rmf*)( IPP_ALIGNED_PTR(pSrcState, HASH_ALIGNMENT) );
     83    pDstState = (IppsHashState_rmf*)( IPP_ALIGNED_PTR(pDstState, HASH_ALIGNMENT) );
     84    /* test states ID */
     85    IPP_BADARG_RET(idCtxHash !=HASH_CTX_ID(pSrcState), ippStsContextMatchErr);
     86 
     87    /* copy state */
     88    CopyBlock(pSrcState, pDstState, sizeof(IppsHashState_rmf));
     89    return ippStsNoErr;
     90 }
     91